Renesas introduces proven in-vehicle microcontrollers into the application fields that require higher performance and higher reliability such as a utility engine.

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Application Example for Diesel Engine

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Application Example for Hybrid Motor Control

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Application Example for Battery Control System

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Application Example for EPS Control System

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Application Example for Hydraulic Control System

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The Product Has a Slightly Unique and Interesting Personality

For the engines used for agricultural machines, construction machines, industrial machines, railway, etc., high-speed and high-accuracy control by microcontrollers is required even under a strict environment of low and high temperatures to enhance fuel consumption and reduce CO2 emission.

The microcontroller introduced here incorporates a higher CPU performance, larger memory space, wider temperature range, and peripheral functions optimum for the applications, and best suited to the utility engines.

  • High-performance RH850/E1x series and SH7250 series incorporate the floating-point operation unit for the engine control
  • SH72Ax series fully utilizes the performance of the motors and provides the high-efficient and optimum control
  • Automotive microcontroller V850E2/Fx4-L boasts the enriched package products

Features

Wider temperature range

  • Ta = -40 °C to +125 °C, available for industrial use in tough conditions

On-chip large-capacity Flash

  • Maximum RH850/E1M-S: 4MB

Built-in CAN controller

  • Supports the highly-reliable interunit communication

Enhanced safety function

  • Actions against a software error → The memory incorporates ECC, and the package is made of low-alpha resin
  • Incorporates CRC/MISG (used for the CPU self-diagnosis)
  • Adds the self-diagnosis function to the A/D converter
  • Incorporates MPU (memory protection circuit) (RH850/E1x, SH72Ax)
  • Conforms to the functional safety standard ISO 26262 (RH850/E1x)

Long-period supply

  • This product adopts the cutting-edge 90nm process, and the stable supply for 10 years or longer is secured
  • The 90nm process is adopted for SH725x, SH72Ax, V850E2/Fx4-L, and Px4-L, and the stable supply for about 10 years is secured

System Scale and Images of the Microcontrollers

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Microcontroller for Utility Engines

High-performance, RH850/E1x series and SH7250 series incorporating the floating-point operation unit for engine control The microcontroller is mainly appropriate for engine control in the automotive field. If you are using the SH7050 series, etc., and are considering the enhancement of function and performance, please consider adopting this product.

Product NameMax. FrequencySupply VoltageMemory CapacityOperating TemperatureFeatures
RH850/E1L160MHz/
240MHz
3.3V
(I/O: 5.0V)
ROM: 2MB
RAM: Local 48KB,
Global 112KB
Data Flash
(EEPROM): 64KB
-40 ℃~125 ℃Engine Control Timer
Motor Control Timer
Memory ECC function
FPU
Data Flash (EEPROM)
CAN communication
RH850/E1M-S2240MHz/
320MHz
3.3V
(I/O: 5.0V)
ROM: 4MB
RAM: Local 64KB,
Global 256KB
Data Flash
(EEPROM): 64KB
-40 ℃~125 ℃
SH72531120MHz/
160MHz
3.3V
(I/O: 5.0V)
ROM: 1.25MB
RAM: 64KB
Data Flash
(EEPROM): 32KB
-40 ℃~125 ℃Engine Control Timer
Memory ECC function
FPU
Data Flash (EEPROM)
CAN communication
SH72533160MHz3. 3V
(I/O: 5.0V)
ROM: 2MB
RAM: 96KB
Data Flash
(EEPROM): 32KB
-40 ℃~125 ℃
SH72544R200MHz3.3V
(I/O: 5.0V)
ROM: 2.5MB
RAM: 128KB
Data Flash
(EEPROM): 128KB
-40 ℃~125 ℃

The SH72Ax series fully utilizes the performance of the motors and provides highly efficient and optimum control. The microcontroller is mainly appropriate for motor/generator control for HEV/EV in the automotive field. If you are using the SH7050 series, SH7147 series, etc., and considering the enhancement of function and performance, please consider adopting this product.

Product NameMax. FrequencySupply VoltageMemory CapacityOperating TemperatureFeatures
SH72A0
SH72A2
64MHz~
100MHz
5.0VROM: 256KB/512KB
RAM: 32KB/64KB
Data Flash
(EEPROM): 16KB/32KB
-40 ℃~125 ℃Motor Control Timer
Memory ECC function
FPU
12-bit ADC
CAN communication
SH72AW
SH72AY
160MHz1.5V
(I/O: 5.0V)
ROM: 768KB/512KB
RAM: 96KB
Data Flash
(EEPROM): 32KB
-40 ℃~125 ℃Motor Control Timer
Resolver sensor I/F circuit
Memory ECC function
FPU
12-bit ADC
CAN communication

V850E2/FJ4-L group of 32-bit microcontrollers incorporating CAN and available for wider purposes This group is mainly used for in-vehicle control and supports a wider range of systems as the main microcontroller or sub microcontroller in the automotive field.

Product NameMax. FrequencySupply VoltageMemory CapacityOperating TemperatureFeatures
V850E2/Fx4-L48MHz~
64MHz
3.3V~5.0VROM: 256KB~1MB
RAM: 24KB~64KB
Data Flash
(EEPROM): 32KB
-40 ℃~125 ℃Broad lineup from 64 pins to 144 pins
Memory ECC function
Standby function
CAN/LIN communication